Top Descriptors featured artist Features song(s) composed by artists in osu!’s Featured Artist listing , collab A map with two or more associated mappers. , aim control Patterns with velocity or direction changes which strongly go against a player's natural movement pattern. , marathon A map with a drain time of over 5 minutes. , clean Visually uncluttered and organised patterns, often involving few overlaps and equal visual spacing between objects. , tech Tests uncommon skills. , improvisation Uses patterns that do not correspond to sounds in the music, often using hitsounds to add sounds in. , chaotic Unpredictable map design, often testing unusual skillsets.